#ifndef __creaImageIOWxTreeView_h_INCLUDED__
#define __creaImageIOWxTreeView_h_INCLUDED__

#ifdef USE_WXWIDGETS

#include <creaImageIOTreeView.h>
#include <creaWx.h>

#include <wx/listctrl.h>
//#include <vector>

namespace creaImageIO
{
  /**
   * \ingroup View
   */
  //=====================================================================
  
  //=====================================================================
  /// Abstract class that handles the view of a Tree through its TreeHandler
  class WxTreeView : public wxPanel, virtual public TreeView
    {
    public:
      /// Ctor
      WxTreeView(TreeHandler*, wxWindow* parent, const wxWindowID id);
      /// Virtual destructor
      virtual ~WxTreeView();

      
      /// Updates the view of a level given the selected items of upper level
      virtual void UpdateLevel( int );
      
      /// Callback for selection change
      void OnSelected(wxListEvent& event);


    private:
      /// The struct holding the data for one level
      /// Holds the wx control and other data
      /// such as the vector of attribute keys corresponding to the columns
      struct LevelType
      {
	// The
	wxListCtrl* wxCtrl;
	std::vector<std::string> key;
      };
      /// The vector of levels : one for each level of the tree      
      std::vector<LevelType> mLevelList;
      
      /// return the wxListCtrl of one level
      wxListCtrl* GetCtrl(int l) { return mLevelList[l].wxCtrl; }
 

      DECLARE_EVENT_TABLE()
    };
    // EO class WxTreeView
    //=====================================================================
  
} // EO namespace creaImageIO


#endif // USE_WIDGETS
// EOF
#endif